Coreopsis lanceolata L.
garden coreopsis (lanceleaf tickseed)
Asteraceae (Aster family)

Introduction to Vascular Plants

Photograph

© RĂ©al Sarrazin     (Photo ID #26678)


Map

E-Flora BC Static Map

Distribution of Coreopsis lanceolata
Click here to view the full interactive map and legend

Species Information

General:
Perennial herb from a woody rhizome; stems ascending to erect, glabrous, branched, 20-70 cm tall.
Leaves:
Basal leaves numerous, spoon-shaped to linear or linear-lanceolate, simple or with 1 or 2 pairs of small lateral lobes at the base, usually stiff-hairy, 10-20 cm long, up to 2 cm wide; upper leaves few, reduced, mostly entire, usually glabrous.
Flowers:
Heads with ray and disk flowers, solitary to several on long stalks; involucres 10-14 mm tall; involucral bracts markedly different, the inner 8-12 mm long, egg-shaped, brown with lighter margins, the outer reduced, lanceolate to oblong egg-shaped, obtuse, 4-8 mm long; ray flowers yellow, about 8, 1.5-3 cm long; disk flowers yellow; receptacular bracts flat and papery below.
Fruits:
Achenes black, 2.5-3 mm long, margins with incurved wings; pappus of 2 small, fringed teeth.

SourceThe Illustrated Flora of British Columbia

Illustration

If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.

USDA Species Characteristics

Flower Colour:
Yellow
Blooming Period:
Late Summer
Fruit/Seed characteristics:
Colour: Black
Present over the Fall
Source:  The USDA

Ecology

Ecological Framework for Coreopsis lanceolata

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Avg

Min

Max

Elevation (metres)
1971 1971 1971
Slope Gradient (%)
0 0 0

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

0
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 4 4
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
1
Modal BEC Zone Class
ESSF

All BEC Zones (# of stations/zone) species was recorded in

ESSF(1)

Habitat and Range

Mesic to dry roadsides and disturbed areas in the lowland zone; rare in SW BC, known only from Ft. Langley and Nanaimo; introduced from E US.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Coreopsis crassifolia Ait.
Coreopsis heterogyna Fern.
Coreopsis lanceolata var. villosa Michx.